Update docs vendor libs (#29134)

* Update bs-custom-file-input.min.js to v1.3.2.
* Update anchor.min.js to v4.2.0.

site/docs/4.3/assets/js/vendor/anchor.min.js

-/**
- * AnchorJS - v4.1.1 - 2018-07-01
- * https://github.com/bryanbraun/anchorjs
- * Copyright (c) 2018 Bryan Braun; Licensed MIT
- */
-!function(A,e){"use strict";"function"==typeof define&&define.amd?define([],e):"object"==typeof module&&module.exports?module.exports=e():(A.AnchorJS=e(),A.anchors=new A.AnchorJS)}(this,function(){"use strict";return function(A){function d(A){A.icon=A.hasOwnProperty("icon")?A.icon:"",A.visible=A.hasOwnProperty("visible")?A.visible:"hover",A.placement=A.hasOwnProperty("placement")?A.placement:"right",A.ariaLabel=A.hasOwnProperty("ariaLabel")?A.ariaLabel:"Anchor",A.class=A.hasOwnProperty("class")?A.class:"",A.truncate=A.hasOwnProperty("truncate")?Math.floor(A.truncate):64}function f(A){var e;if("string"==typeof A||A instanceof String)e=[].slice.call(document.querySelectorAll(A));else{if(!(Array.isArray(A)||A instanceof NodeList))throw new Error("The selector provided to AnchorJS was invalid.");e=[].slice.call(A)}return e}this.options=A||{},this.elements=[],d(this.options),this.isTouchDevice=function(){return!!("ontouchstart"in window||window.DocumentTouch&&document instanceof DocumentTouch)},this.add=function(A){var e,t,i,n,o,s,r,a,c,h,l,u=[];if(d(this.options),"touch"===(l=this.options.visible)&&(l=this.isTouchDevice()?"always":"hover"),A||(A="h2, h3, h4, h5, h6"),0===(e=f(A)).length)return this;for(function(){if(null===document.head.querySelector("style.anchorjs")){var A,e=document.createElement("style");e.className="anchorjs",e.appendChild(document.createTextNode("")),void 0===(A=document.head.querySelector('[rel="stylesheet"], style'))?document.head.appendChild(e):document.head.insertBefore(e,A),e.sheet.insertRule(" .anchorjs-link {   opacity: 0;   text-decoration: none;   -webkit-font-smoothing: antialiased;   -moz-osx-font-smoothing: grayscale; }",e.sheet.cssRules.length),e.sheet.insertRule(" *:hover > .anchorjs-link, .anchorjs-link:focus  {   opacity: 1; }",e.sheet.cssRules.length),e.sheet.insertRule(" [data-anchorjs-icon]::after {   content: attr(data-anchorjs-icon); }",e.sheet.cssRules.length),e.sheet.insertRule(' @font-face {   font-family: "anchorjs-icons";   src: url(data:n/a;base64,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) format("truetype"); }',e.sheet.cssRules.length)}}(),t=document.querySelectorAll("[id]"),i=[].map.call(t,function(A){return A.id}),o=0;o<e.length;o++)if(this.hasAnchorJSLink(e[o]))u.push(o);else{if(e[o].hasAttribute("id"))n=e[o].getAttribute("id");else if(e[o].hasAttribute("data-anchor-id"))n=e[o].getAttribute("data-anchor-id");else{for(c=a=this.urlify(e[o].textContent),r=0;void 0!==s&&(c=a+"-"+r),r+=1,-1!==(s=i.indexOf(c)););s=void 0,i.push(c),e[o].setAttribute("id",c),n=c}n.replace(/-/g," "),(h=document.createElement("a")).className="anchorjs-link "+this.options.class,h.href="#"+n,h.setAttribute("aria-label",this.options.ariaLabel),h.setAttribute("data-anchorjs-icon",this.options.icon),"always"===l&&(h.style.opacity="1"),""===this.options.icon&&(h.style.font="1em/1 anchorjs-icons","left"===this.options.placement&&(h.style.lineHeight="inherit")),"left"===this.options.placement?(h.style.position="absolute",h.style.marginLeft="-1em",h.style.paddingRight="0.5em",e[o].insertBefore(h,e[o].firstChild)):(h.style.paddingLeft="0.375em",e[o].appendChild(h))}for(o=0;o<u.length;o++)e.splice(u[o]-o,1);return this.elements=this.elements.concat(e),this},this.remove=function(A){for(var e,t,i=f(A),n=0;n<i.length;n++)(t=i[n].querySelector(".anchorjs-link"))&&(-1!==(e=this.elements.indexOf(i[n]))&&this.elements.splice(e,1),i[n].removeChild(t));return this},this.removeAll=function(){this.remove(this.elements)},this.urlify=function(A){return this.options.truncate||d(this.options),A.trim().replace(/\'/gi,"").replace(/[& +$,:;=?@"#{}|^~[`%!'<>\]\.\/\(\)\*\\\n\t\b\v]/g,"-").replace(/-{2,}/g,"-").substring(0,this.options.truncate).replace(/^-+|-+$/gm,"").toLowerCase()},this.hasAnchorJSLink=function(A){var e=A.firstChild&&-1<(" "+A.firstChild.className+" ").indexOf(" anchorjs-link "),t=A.lastChild&&-1<(" "+A.lastChild.className+" ").indexOf(" anchorjs-link ");return e||t||!1}}});
+// @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt Expat
+//
+// AnchorJS - v4.2.0 - 2019-01-01
+// https://github.com/bryanbraun/anchorjs
+// Copyright (c) 2019 Bryan Braun; Licensed MIT
+//
\ No newline at end of file
+// @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt Expat
+!function(A,e){"use strict";"function"==typeof define&&define.amd?define([],e):"object"==typeof module&&module.exports?module.exports=e():(A.AnchorJS=e(),A.anchors=new A.AnchorJS)}(this,function(){"use strict";return function(A){function f(A){A.icon=A.hasOwnProperty("icon")?A.icon:"",A.visible=A.hasOwnProperty("visible")?A.visible:"hover",A.placement=A.hasOwnProperty("placement")?A.placement:"right",A.ariaLabel=A.hasOwnProperty("ariaLabel")?A.ariaLabel:"Anchor",A.class=A.hasOwnProperty("class")?A.class:"",A.base=A.hasOwnProperty("base")?A.base:"",A.truncate=A.hasOwnProperty("truncate")?Math.floor(A.truncate):64,A.titleText=A.hasOwnProperty("titleText")?A.titleText:""}function p(A){var e;if("string"==typeof A||A instanceof String)e=[].slice.call(document.querySelectorAll(A));else{if(!(Array.isArray(A)||A instanceof NodeList))throw new Error("The selector provided to AnchorJS was invalid.");e=[].slice.call(A)}return e}this.options=A||{},this.elements=[],f(this.options),this.isTouchDevice=function(){return!!("ontouchstart"in window||window.DocumentTouch&&document instanceof DocumentTouch)},this.add=function(A){var e,t,i,n,o,s,a,r,c,h,l,u,d=[];if(f(this.options),"touch"===(l=this.options.visible)&&(l=this.isTouchDevice()?"always":"hover"),A||(A="h2, h3, h4, h5, h6"),0===(e=p(A)).length)return this;for(function(){if(null===document.head.querySelector("style.anchorjs")){var A,e=document.createElement("style");e.className="anchorjs",e.appendChild(document.createTextNode("")),void 0===(A=document.head.querySelector('[rel="stylesheet"], style'))?document.head.appendChild(e):document.head.insertBefore(e,A),e.sheet.insertRule(" .anchorjs-link {   opacity: 0;   text-decoration: none;   -webkit-font-smoothing: antialiased;   -moz-osx-font-smoothing: grayscale; }",e.sheet.cssRules.length),e.sheet.insertRule(" *:hover > .anchorjs-link, .anchorjs-link:focus  {   opacity: 1; }",e.sheet.cssRules.length),e.sheet.insertRule(" [data-anchorjs-icon]::after {   content: attr(data-anchorjs-icon); }",e.sheet.cssRules.length),e.sheet.insertRule(' @font-face {   font-family: "anchorjs-icons";   src: url(data:n/a;base64,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) format("truetype"); }',e.sheet.cssRules.length)}}(),t=document.querySelectorAll("[id]"),i=[].map.call(t,function(A){return A.id}),o=0;o<e.length;o++)if(this.hasAnchorJSLink(e[o]))d.push(o);else{if(e[o].hasAttribute("id"))n=e[o].getAttribute("id");else if(e[o].hasAttribute("data-anchor-id"))n=e[o].getAttribute("data-anchor-id");else{for(c=r=this.urlify(e[o].textContent),a=0;void 0!==s&&(c=r+"-"+a),a+=1,-1!==(s=i.indexOf(c)););s=void 0,i.push(c),e[o].setAttribute("id",c),n=c}n.replace(/-/g," "),(h=document.createElement("a")).className="anchorjs-link "+this.options.class,h.setAttribute("aria-label",this.options.ariaLabel),h.setAttribute("data-anchorjs-icon",this.options.icon),this.options.titleText&&(h.title=this.options.titleText),u=document.querySelector("base")?window.location.pathname+window.location.search:"",u=this.options.base||u,h.href=u+"#"+n,"always"===l&&(h.style.opacity="1"),""===this.options.icon&&(h.style.font="1em/1 anchorjs-icons","left"===this.options.placement&&(h.style.lineHeight="inherit")),"left"===this.options.placement?(h.style.position="absolute",h.style.marginLeft="-1em",h.style.paddingRight="0.5em",e[o].insertBefore(h,e[o].firstChild)):(h.style.paddingLeft="0.375em",e[o].appendChild(h))}for(o=0;o<d.length;o++)e.splice(d[o]-o,1);return this.elements=this.elements.concat(e),this},this.remove=function(A){for(var e,t,i=p(A),n=0;n<i.length;n++)(t=i[n].querySelector(".anchorjs-link"))&&(-1!==(e=this.elements.indexOf(i[n]))&&this.elements.splice(e,1),i[n].removeChild(t));return this},this.removeAll=function(){this.remove(this.elements)},this.urlify=function(A){return this.options.truncate||f(this.options),A.trim().replace(/\'/gi,"").replace(/[& +$,:;=?@"#{}|^~[`%!'<>\]\.\/\(\)\*\\\n\t\b\v]/g,"-").replace(/-{2,}/g,"-").substring(0,this.options.truncate).replace(/^-+|-+$/gm,"").toLowerCase()},this.hasAnchorJSLink=function(A){var e=A.firstChild&&-1<(" "+A.firstChild.className+" ").indexOf(" anchorjs-link "),t=A.lastChild&&-1<(" "+A.lastChild.className+" ").indexOf(" anchorjs-link ");return e||t||!1}}});
+// @license-end
\ No newline at end of file

site/docs/4.3/assets/js/vendor/bs-custom-file-input.min.js

 /*!
- * bsCustomFileInput v1.3.1 (https://github.com/Johann-S/bs-custom-file-input)
- * Copyright 2018 Johann-S <johann.servoire@gmail.com>
+ * bsCustomFileInput v1.3.2 (https://github.com/Johann-S/bs-custom-file-input)
+ * Copyright 2018 - 2019 Johann-S <johann.servoire@gmail.com>
  * Licensed under MIT (https://github.com/Johann-S/bs-custom-file-input/blob/master/LICENSE)
  */
-!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):e.bsCustomFileInput=t()}(this,function(){"use strict";var d={CUSTOMFILE:'.custom-file input[type="file"]',CUSTOMFILELABEL:".custom-file-label",FORM:"form",INPUT:"input"},r=function(e){if(0<e.childNodes.length)for(var t=[].slice.call(e.childNodes),n=0;n<t.length;n++){var r=t[n];if(3!==r.nodeType)return r}return e},u=function(e){var t=e.bsCustomFileInput.defaultText,n=e.parentNode.querySelector(d.CUSTOMFILELABEL);n&&(r(n).innerHTML=t)},n=!!window.File,l=function(e){if(e.hasAttribute("multiple")&&n)return[].slice.call(e.files).map(function(e){return e.name}).join(", ");if(-1===e.value.indexOf("fakepath"))return e.value;var t=e.value.split("\\");return t[t.length-1]};function v(){var e=this.parentNode.querySelector(d.CUSTOMFILELABEL);if(e){var t=r(e),n=l(this);n.length?t.innerHTML=n:u(this)}}function p(){for(var e=[].slice.call(this.querySelectorAll(d.INPUT)).filter(function(e){return!!e.bsCustomFileInput}),t=0,n=e.length;t<n;t++)u(e[t])}var m="bsCustomFileInput",L="reset",h="change";return{init:function(e,t){void 0===e&&(e=d.CUSTOMFILE),void 0===t&&(t=d.FORM);for(var n,r,l,i=[].slice.call(document.querySelectorAll(e)),o=[].slice.call(document.querySelectorAll(t)),u=0,c=i.length;u<c;u++){var f=i[u];Object.defineProperty(f,m,{value:{defaultText:(n=f,r=void 0,void 0,r="",l=n.parentNode.querySelector(d.CUSTOMFILELABEL),l&&(r=l.innerHTML),r)},writable:!0}),f.addEventListener(h,v)}for(var a=0,s=o.length;a<s;a++)o[a].addEventListener(L,p),Object.defineProperty(o[a],m,{value:!0,writable:!0})},destroy:function(){for(var e=[].slice.call(document.querySelectorAll(d.FORM)).filter(function(e){return!!e.bsCustomFileInput}),t=[].slice.call(document.querySelectorAll(d.INPUT)).filter(function(e){return!!e.bsCustomFileInput}),n=0,r=t.length;n<r;n++){var l=t[n];u(l),l[m]=void 0,l.removeEventListener(h,v)}for(var i=0,o=e.length;i<o;i++)e[i].removeEventListener(L,p),e[i][m]=void 0}}});
+!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):(e=e||self).bsCustomFileInput=t()}(this,function(){"use strict";var d={CUSTOMFILE:'.custom-file input[type="file"]',CUSTOMFILELABEL:".custom-file-label",FORM:"form",INPUT:"input"},r=function(e){if(0<e.childNodes.length)for(var t=[].slice.call(e.childNodes),n=0;n<t.length;n++){var r=t[n];if(3!==r.nodeType)return r}return e},u=function(e){var t=e.bsCustomFileInput.defaultText,n=e.parentNode.querySelector(d.CUSTOMFILELABEL);n&&(r(n).innerHTML=t)},n=!!window.File,l=function(e){if(e.hasAttribute("multiple")&&n)return[].slice.call(e.files).map(function(e){return e.name}).join(", ");if(-1===e.value.indexOf("fakepath"))return e.value;var t=e.value.split("\\");return t[t.length-1]};function v(){var e=this.parentNode.querySelector(d.CUSTOMFILELABEL);if(e){var t=r(e),n=l(this);n.length?t.innerHTML=n:u(this)}}function p(){for(var e=[].slice.call(this.querySelectorAll(d.INPUT)).filter(function(e){return!!e.bsCustomFileInput}),t=0,n=e.length;t<n;t++)u(e[t])}var m="bsCustomFileInput",L="reset",h="change";return{init:function(e,t){void 0===e&&(e=d.CUSTOMFILE),void 0===t&&(t=d.FORM);for(var n,r,l,i=[].slice.call(document.querySelectorAll(e)),o=[].slice.call(document.querySelectorAll(t)),u=0,c=i.length;u<c;u++){var f=i[u];Object.defineProperty(f,m,{value:{defaultText:(n=f,r=void 0,void 0,r="",l=n.parentNode.querySelector(d.CUSTOMFILELABEL),l&&(r=l.innerHTML),r)},writable:!0}),v.call(f),f.addEventListener(h,v)}for(var a=0,s=o.length;a<s;a++)o[a].addEventListener(L,p),Object.defineProperty(o[a],m,{value:!0,writable:!0})},destroy:function(){for(var e=[].slice.call(document.querySelectorAll(d.FORM)).filter(function(e){return!!e.bsCustomFileInput}),t=[].slice.call(document.querySelectorAll(d.INPUT)).filter(function(e){return!!e.bsCustomFileInput}),n=0,r=t.length;n<r;n++){var l=t[n];u(l),l[m]=void 0,l.removeEventListener(h,v)}for(var i=0,o=e.length;i<o;i++)e[i].removeEventListener(L,p),e[i][m]=void 0}}});
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